function dropbg(o){
	o.style.backgroundPosition = "bottom";
}

function switchbg(c) {
	if(c.value != ''){
		c.style.backgroundPosition = "bottom";
	}
	else{
		c.style.backgroundPosition = "top";
	}
}

function checkuid(t){
	//if(indexof(t.value) == 2){
		// change focus to sybiline tag =)
	//}
}